JP2010204169A - Electric apparatus - Google Patents

Electric apparatus Download PDF

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Publication number
JP2010204169A
JP2010204169A JP2009046653A JP2009046653A JP2010204169A JP 2010204169 A JP2010204169 A JP 2010204169A JP 2009046653 A JP2009046653 A JP 2009046653A JP 2009046653 A JP2009046653 A JP 2009046653A JP 2010204169 A JP2010204169 A JP 2010204169A
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light
light guide
dark
cover
dark room
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Masatomo Miyata
匡智 宮田
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Fujitsu General Ltd
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Fujitsu General Ltd
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  • Led Device Packages (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electric apparatus having a display device which secures simple and neat design when the display is off and which is excellent in visibility and recognizability when the display is on. <P>SOLUTION: The electric apparatus has a display device configured such that a hard-to-see-through processed cover 20 is attached on the surface of a casing 10 of the electric apparatus, a dark-color-treated dark room 11 is provided on the rear face side of the cover 20, a light transmission body 30 is arranged in the dark room 11 in such a manner that a portion of the light transmission body protrudes from the deep wall of the dark room 11, and a light source 40 is arranged on the opposite side of the protruding part of the light transmission body 30. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

本発明は、表示装置を備える電気機器に関するものである。   The present invention relates to an electric device including a display device.

図8(a)に従来の電気機器の表示装置を示す。この表示装置は、電気機器の筺体110に形成し開口111の背面から、光散乱物質が配合された導光体120を、その先端が前面に突出するよう挿入し、その筺体110背面に位置するLEDホルダ130により、回路基板140に取り付けたLED150を、導光体120の背面に対向するように保持したものである。   FIG. 8A shows a conventional display device for an electric device. This display device is formed on a housing 110 of an electric device, and a light guide 120 mixed with a light scattering material is inserted from the back surface of an opening 111 so that the tip protrudes to the front surface, and is positioned on the back surface of the housing 110. The LED 150 attached to the circuit board 140 is held by the LED holder 130 so as to face the back surface of the light guide 120.

この表示装置では、LED150を点灯させると、そこで発生した光は、LEDホルダ130によって周囲への光漏れが防止され、導光体120に入射する。これにより、その光は導光体120の内部で乱反射して拡散され、その導光体120の先端が光っているように見える。   In this display device, when the LED 150 is turned on, the light generated there is prevented from leaking to the surroundings by the LED holder 130 and enters the light guide 120. As a result, the light is diffusely reflected and diffused inside the light guide 120, and the tip of the light guide 120 appears to shine.

したがって、例えば、導光体120を図8(a)の紙面に垂直方向に長く形成し、LED150を紙面に垂直方向に複数個並べて配置しておけば、現在の電気機器の動作、パワーセーブ状態等を、連続した線を表面に垂直方向に伸縮する形態として表示させることができる。   Therefore, for example, if the light guide 120 is formed long in the vertical direction on the paper surface of FIG. 8A and a plurality of LEDs 150 are arranged in the vertical direction on the paper surface, the current operation of the electric device and the power saving state Etc. can be displayed as a form in which a continuous line expands and contracts in a direction perpendicular to the surface.

図8(b)はLEDホルダ130を無くして筺体110の裏面にLEDホルダ部112を一体的に設けた別の従来例である。この図8(a)、(b)に記載したような表示装置は、例えば特許文献1に記載されている。   FIG. 8B shows another conventional example in which the LED holder 130 is eliminated and the LED holder portion 112 is integrally provided on the rear surface of the casing 110. Such a display device as shown in FIGS. 8A and 8B is described in Patent Document 1, for example.

ところが、図8に記載の表示装置は、LED150を消灯して表示を行わない場合であっても導光体120の先端が筺体110の前面よりも突出して目立ち、スッキリとしたデザインとならず美観を損なう問題がある。また、導光体120が突出していることで照明環境が暗いときの視認性は高いが、明るいときは周囲の光を直接受けるため点灯が視認しづらくなる問題がある。   However, in the display device shown in FIG. 8, even when the LED 150 is turned off and no display is performed, the leading end of the light guide 120 protrudes from the front surface of the housing 110 and is not noticeable. There is a problem that damages. Further, although the light guide 120 protrudes, the visibility is high when the illumination environment is dark, but when it is bright, there is a problem that lighting is difficult to visually recognize because it directly receives ambient light.

本発明は以上のような点に鑑みてなされたもので、その目的は、非表示時はスッキリとしたデザインを確保でき、表示時は視認性および認知性に優れた表示装置を備えた電気機器を提供することである。   The present invention has been made in view of the above points, and an object of the present invention is to ensure a neat design when not displayed, and to provide an electric device provided with a display device having excellent visibility and recognition when displayed. Is to provide.

上記目的を達成するために、請求項1にかかる発明は、電気機器の筺体の表面に難透視処理されたカバーを取り付け、該カバーの背面側に暗色処理された暗室を設け、該暗室内に該暗室の奥壁から一部が立体的に突出する導光体を配置し、該導光体の前記突出する部分と反対側に光源を配置して構成した表示装置を備えることを特徴とする。   In order to achieve the above object, according to the first aspect of the present invention, a cover that is hard-perspectively treated is attached to the surface of a housing of an electric device, a dark room that is dark-colored is provided on the back side of the cover, and the dark room is provided. A light guide that partially protrudes three-dimensionally from the back wall of the dark room is disposed, and a light source is disposed on the side opposite to the projecting portion of the light guide. .

請求項2にかかる発明は、請求項1に記載の電気機器において、前記導光体は拡散樹脂材による成形、または、前記突出する部分の表面に微細凹凸によるシボ加工が施されていることを特徴とする。   According to a second aspect of the present invention, in the electric device according to the first aspect, the light guide is molded with a diffusion resin material, or the surface of the protruding portion is subjected to a textured process with fine unevenness. Features.

請求項3にかかる発明は、請求項1に記載の電気機器において、前記導光体は透明の樹脂材でなり、発光させる面のみに微細凹凸によるシボ加工が施されていることを特徴とする。   According to a third aspect of the present invention, in the electric device according to the first aspect, the light guide is made of a transparent resin material, and only a surface to emit light is subjected to a textured process with fine unevenness. .

請求項4にかかる発明は、請求項1、2、3に記載の電気機器において、前記導光体は、前記暗室の奥壁から前記カバーに向かう高さが異なる複数の個別導光体からなり、該各個別導光体に対応して前記光源が個別光源として配置されていることを特徴とする。   According to a fourth aspect of the present invention, in the electrical apparatus according to any one of the first, second, and third aspects, the light guide includes a plurality of individual light guides having different heights from the back wall of the dark room toward the cover. The light sources are arranged as individual light sources corresponding to the individual light guides.

請求項5にかかる発明は、請求項4に記載の電気機器において、前記各個別導光体は、一列に並ぶよう配置され、該並びに沿って前記高さが順次傾斜するとともに先端面の面積が順次大きくなることを特徴とする。   According to a fifth aspect of the present invention, in the electric device according to the fourth aspect, the individual light guides are arranged so as to be aligned in a row, and the height of the individual light guides is sequentially inclined along with the individual light guides. It is characterized by increasing gradually.

本発明によれば、LEDが消灯しているときは導光体が外部から見えず、スッキリとしたデザインを確保でき、光源が点灯して初めて導光体が光って暗闇に立体的に浮かんでいるように見えるので、表示/非表示の区別が明確となり、視認性および認知性に優れた表示が行われるばかりか、表示自体が新鮮な印象を与える。また、高さや先端面面積の異なる複数の導光体を使用することで、表示に動きを与えたり細かい意味を与えたりすることができる。   According to the present invention, when the LED is turned off, the light guide cannot be seen from the outside, and a neat design can be secured, and the light guide shines in three dimensions in the dark only after the light source is turned on. As a result, the distinction between display and non-display becomes clear, and display with excellent visibility and cognition is performed, and the display itself gives a fresh impression. Further, by using a plurality of light guides having different heights and tip end surface areas, it is possible to give a display a motion or give a detailed meaning.

(a)は本発明の第1の実施例の表示装置の縦断面図、(b)は第1の実施例の表示装置の変形例の縦断面図である。(A) is a longitudinal cross-sectional view of the display apparatus of 1st Example of this invention, (b) is a longitudinal cross-sectional view of the modification of the display apparatus of 1st Example. (a)は第1の実施例の表示装置の消灯時の外観斜視図、(b)は点灯時の外観斜視図である。(A) is the external appearance perspective view at the time of light extinction of the display apparatus of 1st Example, (b) is the external appearance perspective view at the time of lighting. は本発明の第2の実施例の表示装置の点灯時の外観斜視図である。These are the external appearance perspective views at the time of lighting of the display apparatus of the 2nd Example of this invention. (a)は第3の実施例の表示装置の正面図、(b)は縦断面図、(c)は横断面図である。(A) is a front view of the display apparatus of 3rd Example, (b) is a longitudinal cross-sectional view, (c) is a cross-sectional view. (a)は第3の実施例の表示装置の消灯時の外観斜視図、(b)は点灯時の外観斜視図である。(A) is the external appearance perspective view at the time of light extinction of the display apparatus of 3rd Example, (b) is the external appearance perspective view at the time of lighting. (a)は第3の実施例の表示装置の変形例の縦断面図、(b)は横断面図である。(A) is a longitudinal cross-sectional view of the modification of the display apparatus of 3rd Example, (b) is a cross-sectional view. (a)、(b)は本発明の表示装置を適用した空気調和機の室内機の斜視図である。(A), (b) is a perspective view of the indoor unit of the air conditioner to which the display apparatus of this invention is applied. (a)は従来の表示装置の縦断面図、(b)は別の従来の表示装置の縦断面図である。(A) is a longitudinal cross-sectional view of the conventional display apparatus, (b) is a longitudinal cross-sectional view of another conventional display apparatus.

〈第1の実施例〉
図1(a)に本発明の第1の実施例の表示装置を示す。10は電気機器の筺体であり、その一部に、塗装または暗色部品10a等で内壁面に暗色処理が施された凹形状の暗室11が形成され、その暗室11はカバー20によって覆われている。このカバー20は、ハーフミラー又はスモーク色の樹脂材等によって表面から内部が見え難いよう難透視処理され、表面は筺体10の表面と同一面となっている。30は4角の柱形体の導光体であり、光散乱物質が配合された樹脂材による成形、または、透明樹脂材で成形され、鍔31よりも先端部(図の左側)の全表面に微細凹凸によるシボ加工が施されており、その鍔31が暗室11の奥壁に形成された開口11aでストップするまで、裏面側から挿入されている。40は光源となるLED、50はそのLEDが搭載される回路基板である。60は遮光性をもつLEDホルダであり、LED40を、回路基板50を介して導光体30の背面に対向するように位置付けている。そして、この表示装置は、図7(a)に示す空気調和機の室内機70に適用する場合には、その正面の表示部80の表示装置として組み込まれる。
なお、導光体30は4角の柱形体に限らず、円柱や多角形でもよく、立体的に暗室11内に突出する形状であればよい。
<First embodiment>
FIG. 1A shows a display device according to a first embodiment of the present invention. Denoted at 10 is a housing for an electric device, and a concave dark room 11 is formed on the inner wall surface by painting or dark colored parts 10a or the like, and the dark room 11 is covered with a cover 20. . The cover 20 is subjected to a non-perspective treatment so that the inside is difficult to see from the surface by a half mirror or a smoke-colored resin material, and the surface is flush with the surface of the housing 10. Reference numeral 30 denotes a quadrangular columnar light guide, which is molded from a resin material mixed with a light scattering substance or molded from a transparent resin material, and is formed on the entire surface of the tip portion (left side in the figure) from the flange 31. The embossing process by the fine unevenness | corrugation is given and it inserts from the back side until the collar 31 stops at the opening 11a formed in the back wall of the dark room 11. FIG. Reference numeral 40 denotes an LED serving as a light source, and reference numeral 50 denotes a circuit board on which the LED is mounted. Reference numeral 60 denotes a light-shielding LED holder, and the LED 40 is positioned so as to face the back surface of the light guide 30 through the circuit board 50. And when this display device is applied to the indoor unit 70 of the air conditioner shown in FIG. 7A, it is incorporated as a display device of the display unit 80 on the front surface thereof.
The light guide 30 is not limited to a quadrangular columnar body, and may be a cylinder or a polygon, and may be any shape that protrudes into the dark room 11 in a three-dimensional manner.

本実施例の表示装置では、LED40が消灯しているときは、カバー20が難透視処理され、且つ暗室11の内壁が暗色処理されているので、外部から導光体30は見えず、図2(a)に示すようになり、スッキリとしたデザインを確保できるとともに、カバー表面が電気機器の筺体の表面と同一面であるので、汚れにくく清掃性が良好ともなる。   In the display device of the present embodiment, when the LED 40 is turned off, the cover 20 is hard-perceived and the inner wall of the dark room 11 is dark-colored. As shown in (a), a neat design can be secured, and the cover surface is flush with the surface of the housing of the electric device, so that it is difficult to get dirty and has good cleaning properties.

しかし、LED40が点灯すると、導光体30を介して光が放射されるので、ハーフミラー又はスモーク色の樹脂材等のカバー20は中からの光を透過するため、外部から視認可能となる。しかも、その導光体30は光散乱物質が配合された樹脂材による成形、または、透明樹脂材で成形され、暗室11内の先端部の全表面にシボ加工が施されているので、その全表面が高輝度で光るようになる。よって、導光体30は、図2(b)に示すように、暗闇に立体的に浮かび上がっているように見える。これにより、表示/非表示の区別が明確となり、視認性および認知性に優れた表示が行われるばかりか、表示自体が新鮮な印象を与える。   However, when the LED 40 is turned on, light is emitted through the light guide 30, so that the cover 20 such as a half mirror or a smoke-colored resin material transmits light from the inside, so that it can be visually recognized from the outside. In addition, the light guide 30 is molded with a resin material in which a light scattering material is blended, or is molded with a transparent resin material, and the entire surface of the front end portion in the dark room 11 is subjected to embossing. The surface shines with high brightness. Therefore, the light guide 30 appears to be three-dimensionally raised in the dark, as shown in FIG. As a result, the distinction between display and non-display is clarified, and not only display with excellent visibility and recognition is performed, but the display itself gives a fresh impression.

なお、この表示装置は、図1(b)に示すように、筺体10の暗室11の外壁をさらに奥方向に延伸させて、LEDホルダ部12とすることで、単体のLEDホルダ60を削除することもできる。また、図7(b)に示すように、暗室11を独立した筺体10bとして形成し、箇体10bに形成した開口の裏面に取り付けるようにしてもよい。図1(a)に示したように、暗室11を筺体10の一部として一体成形した場合は、暗室11の内壁に前記塗装または暗色部品10aの暗色処理が必要であるが、独立した筺体10bとしたときは、その筺体10bの樹脂色を暗色で作成すればよいので、筺体10bに対する部分的な暗色処理が不要になる。   In addition, as shown in FIG.1 (b), this display apparatus removes the single LED holder 60 by extending the outer wall of the dark room 11 of the housing | casing 10 further in the back direction, and setting it as the LED holder part 12. FIG. You can also. Moreover, as shown in FIG.7 (b), the dark room 11 may be formed as the independent housing | casing 10b, and you may make it attach to the back surface of the opening formed in the case 10b. As shown in FIG. 1 (a), when the dark room 11 is integrally formed as a part of the housing 10, the inner wall of the dark room 11 needs to be painted or dark-colored with the dark-colored part 10a, but the independent housing 10b. In this case, since the resin color of the housing 10b may be created in a dark color, partial dark color processing for the housing 10b becomes unnecessary.

〈第2の実施例〉
図3に第2の実施例の表示装置の点灯時を示す。第2の実施例の基本構成は第1の実施例と同様であり、LED40が消灯時は、図2(a)となる。第1の実施例と異なるのは導光体30a,30b,30c,30dであり、本実施例では、導光体30a,30b,30c,30dのいずれか1つを図1における導光体30と置き換えて使用する。これらの導光体30a〜30dは、透明樹脂材で立体形状を成形後、発光させる面のみに微細凹凸によるシボ加工が施されている。
<Second embodiment>
FIG. 3 shows the lighting time of the display device of the second embodiment. The basic configuration of the second embodiment is the same as that of the first embodiment, and when the LED 40 is turned off, FIG. 2A is obtained. The light guides 30a, 30b, 30c, and 30d are different from the first example. In this example, any one of the light guides 30a, 30b, 30c, and 30d is replaced with the light guide 30 in FIG. Replace with and use. These light guides 30a to 30d have a three-dimensional shape formed of a transparent resin material, and are then subjected to a textured process with fine irregularities only on the light emitting surface.

例えば導光体30aは先端部が半球の円柱状で、同半球形状部にシボ加工を施すことで、点灯時に暗闇に半球形状が立体的に浮かび上がっているように光る。
また、導光体30bは円柱状で先端面と側面の一部にシボ加工を施すことで、点灯時に暗闇に先端の円形と側面の一部の二箇所が立体的に浮かび上がっているように光る。
また、導光体30cは径の異なる複数の円柱が階段形状に重なった先細の立体で、先端面と階段の面にシボ加工を施すことで、点灯時に暗闇に複数箇所が階段状に立体的に浮かび上がっているように光る。
また、導光体30dは先端が山型をした角柱状で、先端の二面にシボ加工を施すことで、点灯時に暗闇に山型に立体的に浮かび上がっているように光る。
これらの導光体30a〜30dを活用することで、斬新な印象をあたえる表示装置が得られる。
For example, the light guide 30a has a cylindrical shape with a hemispherical tip, and the hemispherically shaped portion shines like a three-dimensional surface in the dark when lighted.
In addition, the light guide 30b has a columnar shape, and the tip surface and a part of the side surface are subjected to a graining process so that the two ends of the circle at the tip and part of the side surface are three-dimensionally raised in the dark when lit. Shine.
In addition, the light guide 30c is a tapered solid in which a plurality of cylinders having different diameters are overlapped in a staircase shape. It shines as if it is in the air.
Further, the light guide 30d has a prismatic shape with a mountain-shaped tip, and is lighted as if it is three-dimensionally raised in a dark shape in the dark when the two surfaces of the tip are subjected to graining.
By utilizing these light guides 30a to 30d, a display device that gives a novel impression can be obtained.

〈第3の実施例〉
図4〜図6に第3の実施例の表示装置を示す。本実施例では、電気機器の筺体10に開口13を形成して、その開口13をハーフミラー又はスモーク色の樹脂材等によって表面から内部が見え難いよう難透視処理されたカバー20により覆っている。筺体10の表面とカバー20の表面は、同一面となっている。そして、その開口13の裏面に、暗色の樹脂で成形されたLEDホルダ60を取り付けている。このLEDホルダ60は、凹形状の暗室61と、透明樹脂材からなる導光体31、32、33を保持するガイド孔62a、62b、62cが設けられた導光体ガイド部62を備え、背面で、LED41、42、43が搭載された回路基板50をホールドしている。導光体31〜33は、暗室61の奥壁からカバー20に向かい順次連続した傾斜面となり、その各先端面には微細凹凸によるシボ加工が施されている。その内の導光体31は先端面31aの面積が最も大きく且つ高い方の先端31bが最もカバー20に近づくよう、導光体32は先端面32aの面積が中くらいで且つ先端がカバー20に中くらいで近づくよう、導光体33は先端面33aの面積が最も小さく且つ先端が最もカバー20から遠のくよう、それぞれガイド孔62a、62b、62cに配置されている。そして、それら導光体31〜33の背面は揃えられ、LED41〜44が対向している。
<Third embodiment>
4 to 6 show a display device of a third embodiment. In this embodiment, an opening 13 is formed in the housing 10 of the electric device, and the opening 13 is covered with a cover 20 that has been subjected to a non-perspective treatment so that the inside is difficult to see from the surface by a half mirror or a smoke colored resin material. . The surface of the housing 10 and the surface of the cover 20 are the same surface. And the LED holder 60 shape | molded by dark resin is attached to the back surface of the opening 13. As shown in FIG. The LED holder 60 includes a concave dark chamber 61 and a light guide guide portion 62 provided with guide holes 62a, 62b, and 62c for holding the light guides 31, 32, and 33 made of a transparent resin material. Thus, the circuit board 50 on which the LEDs 41, 42, and 43 are mounted is held. The light guides 31 to 33 are inclined surfaces that are successively continuous from the back wall of the dark room 61 toward the cover 20, and each tip surface thereof is subjected to a textured process with fine unevenness. Among them, the light guide 31 has the largest tip surface 31a and the highest tip 31b is closest to the cover 20, and the light guide 32 has a medium tip surface 32a area and the tip at the cover 20. The light guide 33 is disposed in the guide holes 62a, 62b, and 62c so that the front end surface 33a is the smallest and the tip is the farthest from the cover 20 so as to approach the middle. And the back surfaces of these light guides 31 to 33 are aligned, and the LEDs 41 to 44 face each other.

本実施例の表示装置では、LED41〜43が消灯しているときは、カバー20が難透視処理され且つ暗室11の内壁が暗色処理されているので、外部から導光体31〜33は見えず、図5(a)に示すようになる。 In the display device of the present embodiment, when the LEDs 41 to 43 are turned off, the light guides 31 to 33 cannot be seen from the outside because the cover 20 is hard-perspectively processed and the inner wall of the dark room 11 is dark-colored. As shown in FIG.

しかし、LED41〜43が点灯すると、導光体31〜33を介して光が放射されるので、ハーフミラー又はスモーク色の樹脂材等のカバー20は中からの光を透過するため、外部から視認可能となる。しかも、その導光体31〜33の正面はシボ加工されているので、その先端面31a〜33aのみが図5(b)に示すように、暗闇に立体的に浮かび上がっているように見える。   However, when the LEDs 41 to 43 are turned on, light is radiated through the light guides 31 to 33. Therefore, the cover 20 such as a half mirror or a smoke-colored resin material transmits light from the inside, so that it is visible from the outside. It becomes possible. Moreover, since the front surfaces of the light guides 31 to 33 are textured, only the front end surfaces 31a to 33a appear to appear three-dimensionally in the dark as shown in FIG.

また、LED43のみが点灯したときは、ガイド孔62cによって当該点灯したLED43の光は導光体33のみに入射するので、カバー20の奥で小さな面積の導光体33の先端面33aのみが発光する。LED42のみが点灯したときは、ガイド孔62bによって当該点灯したLED42の光は導光体32のみに入射するので、カバー20の中程で中くらいの面積の導光体32の先端面32aのみが発光する。LED41のみが点灯したときは、ガイド孔62aによって当該点灯したLED41の光は導半体31のみに入射するので、カバー20の直前で大きな面積の導光体31の先端面31aのみが発光する。   Further, when only the LED 43 is lit, the light of the lit LED 43 is incident only on the light guide 33 through the guide hole 62c, so that only the front end surface 33a of the light guide 33 having a small area at the back of the cover 20 emits light. To do. When only the LED 42 is lit, the light of the lit LED 42 is incident only on the light guide 32 through the guide hole 62b, so that only the front end surface 32a of the light guide 32 having a medium area in the middle of the cover 20 is present. Emits light. When only the LED 41 is lit, the light of the lit LED 41 is incident only on the light guide half 31 through the guide hole 62a, so that only the front end surface 31a of the light guide 31 having a large area is emitted immediately before the cover 20.

したがって、電気機器のパワー表示を行う場合は、小パワー時は導光体43のみを、中パワー時は導光体42、43を、高パワー時は導光体41、42、43全部を、それぞれ点灯させることで、現在のパワー表示を棒グラフ形態で効果的に強烈に視覚に訴えることができる。   Therefore, when performing power display of an electrical device, only the light guide 43 is used when the power is low, the light guides 42 and 43 are used when the power is medium, and all the light guides 41, 42, and 43 are used when the power is high. By lighting each of them, the current power display can be effectively and visually appealed in the form of a bar graph.

なお、図6に示すように、筺体10の一部に、内壁面に黒色等で暗色処理が施された凹形状の暗室11を設け、その暗室11の奥にLEDホルダ部12を延伸して、このLEDホルダ部12に、導光体31、32、33を保持する遮光性のガイド孔12a、12b、12cを設け、背面でLED41、42、43が搭載された回路基板50をホールドするようにして、LEDホルダ60を削除してもよい。また、導光体31は赤色、導光体32はオレンジ色、導光体33は青色等のように所望の色に着色すれば、上記したパワー表示の際のパワー内容をより強調できる。これは、導光体31〜33を透明材で形成し、LED41を赤色、LED42をオレンジ色、LED43を青色等にしても同様である。   In addition, as shown in FIG. 6, a concave dark room 11 having a dark color process such as black on the inner wall surface is provided on a part of the housing 10, and the LED holder 12 is extended to the back of the dark room 11. The LED holder portion 12 is provided with light-shielding guide holes 12a, 12b, 12c for holding the light guides 31, 32, 33, and the circuit board 50 on which the LEDs 41, 42, 43 are mounted is held on the back surface. Thus, the LED holder 60 may be deleted. If the light guide 31 is colored in a desired color such as red, the light guide 32 is orange, and the light guide 33 is blue, the power content in the above power display can be more emphasized. This is the same even when the light guides 31 to 33 are formed of a transparent material, the LED 41 is red, the LED 42 is orange, the LED 43 is blue, and the like.

なお、図7(a)に示すように、表示部80のカバー20の表面にマークやブランド名を刻印21してもよい。この場合は非点灯時にも空気調和機70に立体的なデザイン処理により高級感を与えることができ、点灯時は背面からの光が透過することで、点灯表示に影響を与えることはない。   As shown in FIG. 7A, a mark or brand name may be engraved 21 on the surface of the cover 20 of the display unit 80. In this case, a high-class feeling can be given to the air conditioner 70 by a three-dimensional design process even when it is not lit, and light from the back surface is transmitted during lighting so that the lighting display is not affected.

10:電気機器の筺体、10a:塗装または暗色部品、11:暗室、11a:開口、12:LEDホルダ部、12a,12b,12c:ガイド孔、13:開口
20:カバー、21:刻印
30,31〜33:導光体、31a,32a,33a:先端面、31b,33b:先端,30a〜30d:導光体
40,41〜43:LED
50:回路基板
60:LEDホルダ、61:暗室、62:導光体ガイド部、62a,62b,62c:ガイド孔、
70:空気調和機の室内機
80:表示部
110:電気機器の筺体、111:開口、112:LEDホルダ部
120:導光体
130:LEDホルダ
140:回路基板
150:LED
DESCRIPTION OF SYMBOLS 10: Housing | casing of electrical equipment, 10a: Painting or dark color part, 11: Dark room, 11a: Opening, 12: LED holder part, 12a, 12b, 12c: Guide hole, 13: Opening 20: Cover, 21: Engraving 30, 31 ˜33: light guide, 31a, 32a, 33a: tip surface, 31b, 33b: tip, 30a-30d: light guide 40, 41-43: LED
50: Circuit board 60: LED holder, 61: Dark room, 62: Light guide guide part, 62a, 62b, 62c: Guide hole,
70: Indoor unit of air conditioner 80: Display unit 110: Housing of electrical equipment, 111: Opening, 112: LED holder unit 120: Light guide body 130: LED holder 140: Circuit board 150: LED

特開2002−149088号公報JP 2002-149088 A

Claims (5)

電気機器の筺体の表面に難透視処理されたカバーを取り付け、該カバーの背面側に暗色処理された暗室を設け、該暗室内に該暗室の奥壁から一部が立体的に突出する導光体を配置し、該導光体の前記突出する部分と反対側に光源を配置して構成した表示装置を備えることを特徴とする電気機器。   A cover that is hard-perspectively treated is attached to the surface of the housing of the electrical device, a dark room that is dark-colored is provided on the back side of the cover, and a light guide that partly projects three-dimensionally from the back wall of the dark room in the dark room An electrical apparatus comprising: a display device configured by arranging a light source on a side opposite to the protruding portion of the light guide. 請求項1に記載の電気機器において、
前記導光体は拡散樹脂材による成形、または、前記突出する部分の表面に微細凹凸によるシボ加工が施されていることを特徴とする電気機器。
The electric device according to claim 1,
The electric device is characterized in that the light guide is molded with a diffusion resin material, or the surface of the protruding portion is subjected to a textured process with fine irregularities.
請求項1に記載の電気機器において、
前記導光体は透明の樹脂材でなり、発光させる面のみに微細凹凸によるシボ加工が施されていることを特徴とする電気機器。
The electric device according to claim 1,
The light guide is made of a transparent resin material, and only a surface to emit light is subjected to a textured process with fine unevenness.
請求項1、2、3に記載の電気機器において、
前記導光体は、前記暗室の奥壁から前記カバーに向かう高さが異なる複数の個別導光体からなり、該各個別導光体に対応して前記光源が個別光源として配置されていることを特徴とする電気機器。
In the electric equipment according to claim 1, 2, 3,
The light guide is composed of a plurality of individual light guides having different heights from the back wall of the darkroom toward the cover, and the light sources are arranged as individual light sources corresponding to the individual light guides. Electrical equipment characterized by
請求項4に記載の電気機器において、
前記各個別導光体は、一列に並ぶよう配置され、該並びに沿って前記高さが順次傾斜するとともに先端面の面積が順次大きくなることを特徴とする電気機器。
The electric device according to claim 4,
The individual light guides are arranged so as to be arranged in a line, and the height of the individual light guides is sequentially inclined and the area of the front end surface is sequentially increased.
JP2009046653A 2009-02-27 2009-02-27 Electric apparatus Pending JP2010204169A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156024A (en) * 2011-01-27 2012-08-16 Yamaha Corp Illumination mechanism of electronic equipment
WO2014086408A1 (en) * 2012-12-05 2014-06-12 Thomas Verkehrstechnik Gmbh Display unit for modular message board
WO2017109838A1 (en) * 2015-12-21 2017-06-29 三菱電機株式会社 Light-emitting device and air conditioner
JP2017152100A (en) * 2016-02-22 2017-08-31 ダイキン工業株式会社 Electronic circuit device and air conditioning device

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JPS5622477A (en) * 1979-07-31 1981-03-03 Tatsuo Murakami Light decorating device using optical fiber
JPS61190586U (en) * 1985-05-20 1986-11-27
JPH05303340A (en) * 1992-04-28 1993-11-16 Matsushita Electric Works Ltd Display structure of electric apparatus
JP2002072933A (en) * 2000-08-31 2002-03-12 Sony Corp Display device
JP2008058426A (en) * 2006-08-29 2008-03-13 Tamura Seisakusho Co Ltd Light emitting display device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5622477A (en) * 1979-07-31 1981-03-03 Tatsuo Murakami Light decorating device using optical fiber
JPS61190586U (en) * 1985-05-20 1986-11-27
JPH05303340A (en) * 1992-04-28 1993-11-16 Matsushita Electric Works Ltd Display structure of electric apparatus
JP2002072933A (en) * 2000-08-31 2002-03-12 Sony Corp Display device
JP2008058426A (en) * 2006-08-29 2008-03-13 Tamura Seisakusho Co Ltd Light emitting display device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012156024A (en) * 2011-01-27 2012-08-16 Yamaha Corp Illumination mechanism of electronic equipment
WO2014086408A1 (en) * 2012-12-05 2014-06-12 Thomas Verkehrstechnik Gmbh Display unit for modular message board
WO2017109838A1 (en) * 2015-12-21 2017-06-29 三菱電機株式会社 Light-emitting device and air conditioner
JPWO2017109838A1 (en) * 2015-12-21 2018-04-05 三菱電機株式会社 Light emitting device and air conditioner
JP2017152100A (en) * 2016-02-22 2017-08-31 ダイキン工業株式会社 Electronic circuit device and air conditioning device

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